12620534506763 has 2 divisors, whose sum is σ = 12620534506764. Its totient is φ = 12620534506762.

The previous prime is 12620534506709. The next prime is 12620534506813. The reversal of 12620534506763 is 36760543502621.

It is an a-pointer prime, because the next prime (12620534506813) can be obtained adding 12620534506763 to its sum of digits (50).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12620534506763 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12620534506663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6310267253381 + 6310267253382.

It is an arithmetic number, because the mean of its divisors is an integer number (6310267253382).

Almost surely, 2^{12620534506763} is an apocalyptic number.

12620534506763 is a deficient number, since it is larger than the sum of its proper divisors (1).

12620534506763 is an equidigital number, since it uses as much as digits as its factorization.

12620534506763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 12620534506763 in words is "twelve trillion, six hundred twenty billion, five hundred thirty-four million, five hundred six thousand, seven hundred sixty-three".